What is the air quality in Florence?

Florence, Italy has an annual US AQI of 64 (Polluted) and average PM2.5 of 15.6 µg/m³, ranking #2585 of 5856 cities. Main pollutant: PM2.5.

What is the cleanest month in Florence?

May is typically the cleanest month (AQI 54) and January the most polluted (AQI 78).

Where does Florence's air quality data come from?

PM2.5: 1998–2026 (monitors 2003–2006, 2010–2013, 2015–2026, satellite 1998–2005, 2007–2010, 2014; 2026 provisional). Measured by government monitoring stations. Full sources are on the methodology page.

Florence, Italy — Air Quality & Clean City Guide 2026

Florence Air Quality Data

Global rank	City	Continent	AQI	PM2.5
2585	Florence, Italy	Europe	AQI 64	PM2.5 15.6 µg/m³